The convicted killer had “relevant features of psychopathy”, including “interpersonal deficits, superficiality in his personality, lack of responsibility-taking and lack of remorse”.

Signs of a Psychopath season 9 episode 6 explores the story of Seath Jackson, who was lured to a mobile house, brutally beaten, and then shot to death. On April 17, 2011, 15-year-old Seath was ...

If you like humiliating and even hurting others for your own pleasure, a new study suggests you might be a psychopath. Scientists have found a link between psychopathy and 'sadism ...